Warning signs used to alert and
warn the driver and all road users of the dangers or dangerous situations or
potential situation on the road or street; so they do not be surprised and
adversely affects their behavior.

Warning signs order to take
caution by the driver for his safety and the safety of his family and all road
users.

Second, the shape and colors of warning signs:

Generally warning signs
triangle-shaped, and the ground (background signal) in white, symbols or
drawings in black on the face of the signal, and the context in red.